Question: What did the Kingdom of France use for their flag from 1790-1794?
Paraphrase: Which flag was used by the Kingdom of Frank from 1790-1794?
SPARQL (Wikidata): SELECT ?value WHERE { wd:Q70972 p:P41 ?s . ?s ps:P41 ?x filter(contains(?x , 'Flag of France (1790–1794).svg')) . ?s pq:P580 ?value}